Home / 9,845.63-13,587.78-5,598.03

Finding the Fourth Proportional to 9,845.63, 13,587.78 and 5,598.03

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Solution

The fourth proportional to 9,845.63, 13,587.78 and 5,598.03 is: 7,725.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.63 : 13,587.78 = 5,598.03 : x
  2. Step 2: Convert to fraction form
    9,845.63/13,587.78 = 5,598.03/x
  3. Step 3: Cross multiply
    9,845.63x = 13,587.78 × 5,598.03
  4. Step 4: Simplify right side
    9,845.63x = 76,064,704.14
  5. Step 5: Solve for x
    x = 76,064,704.14/9,845.63
  6. Step 6: Final answer
    x = 7,725.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.